M29DW640F70N1 NUMONYX [Numonyx B.V], M29DW640F70N1 Datasheet - Page 30

• Manufacturer Part Number: M29DW640F70N1
• Description: 64 Mbit (8Mb x8 or 4Mb x16, Multiple Bank, Page, Boot Block) 3V Supply Flash Memory
• Manufacturer: NUMONYX [Numonyx B.V]

Command interface
Table 7.
1.
2.
30/74
Read/Reset
Auto Select 3
Program
Double
Byte
Program
Quadruple
Byte
Program
Octuple
Byte
Program
Unlock
Bypass
Unlock
Bypass
Program
Unlock
Bypass
Reset
Chip Erase
Block Erase 6+ AAA AA 555 55 AAA 80 AAA AA 555
Erase/
Program
Suspend
Erase/
Program
Resume
Read CFI
Query
Enter
Extended
Block
Exit
Extended
Block
Command
X Don’t Care, PA Program Address, PD Program Data, BA Any address in the Block. All values in the table are in hexadecimal.
Normally the Command Interface only uses A–1, A0-A10 and DQ0-DQ7 to verify the commands and A11-A21 are Don’t Care, however for
the Read CFI command A21-A14 must specify a bank address, and the subsequent read operations must be addressed to the same bank.
(2)
1
3
4
3
5
5
3
2
2
6
1
1
1
3
4
Commands, 8-bit mode, BYTE = V
(BKA)
AAA AA 555 55
AAA AA 555 55
AAA AA 555 55 AAA A0 PA PD
AAA 50 PA0 PD1 PA1 PD1
AAA 56 PA0 PD0 PA1 PD1 PA2 PD2 PA3 PD3
AAA 8B PA0 PD0 PA1 PD1 PA2 PD2 PA3 PD3 PA4 PD4 PA5 PD5 PA6 PD6 PA7 PD7
AAA AA 555 55 AAA 20
AAA AA 555 55 AAA 80 AAA AA 555
BKA B0
BKA 30
AAA AA 555 55 AAA 88
AAA AA 555 55 AAA 90
AA
X
X
X
1st
A0 PA PD
F0
90
98
X
2nd
00
(BKA)
AAA
X
3rd
F0
90
X
4th
Bus Write operations
IL
00
5th
55 AAA 10
55
BA
6th
(1)
30
7th
8th
M29DW640F
9th